# SDR SWAA2022022877144

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 24, 2022
- Submitted: February 28, 2022
- Operation: Air carrier
- Aircraft: [N444WN](https://openairdocs.org/aircraft/N444WN), registered now
- Make and model: Boeing 737*
- Aircraft serial: 29839
- Aircraft time: 62,683 hours, 36,929 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Condition: Inoperative
- Location: L/H Overwing
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2022022877144

## Discrepancy

LT. OVERWING EMERGENCY EXIT EXTERIOR EMERGENCY LIGHT AND ASSOCIATED EMERGENCY LIGHTS POWERED BY EMERGENCY EXIT LIGHT BATTERY PACK M1668 INOP. / [01] REPLACED POWER SUPPLY M1668 BATTERY PACK IAW AMM 33-51-06.

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